BluePrint Engines

436 Horsepower / 443 FT LBS | Compression Ratio 10.0:1 | 1-Piece Rear Main Seal

400 C.I. SBC | Compression Ratio: 10.3:1 with 64cc heads and .041 in. Head Gasket | BluePrint Engines Forged Crank – 3.750″ Stroke and 5.700″ Rods | BluePrint Engines Forged Pistons | 91+ Octane Recommended Fuel

Specifications Crate Engine Type: Long Block Engine Displacement: 383 cu. in. Horsepower: 405 horsepower Compression Ratio: 9.5:1 Torque: 450 ft./lbs. Camshaft Type: Hydraulic Roller Tappet Cylinder Head Material: Cast Iron Piston Material: Hypereutectic Aluminum Crankshaft Material: Cast Steel Camshaft Duration (.050 in): 220° intake / 224 ° exhaust Camshaft Lift (in): .528 intake / .536…

GM Small Block Compatible 427 c.i. Pro Series Engine | 540 Horsepower | Base Dressed | Carbureted